--- a/packages/templates/uitron/current.ect
+++ b/packages/templates/uitron/current.ect
@@ -35,3 +35,96 @@ features." ;
 };
 
 
+cdl_option CYGBLD_ISO_CTYPE_HEADER {
+    inferred_value 1 <cyg/libc/i18n/ctype.inl>
+};
+
+cdl_option CYGBLD_ISO_ERRNO_CODES_HEADER {
+    inferred_value 1 <cyg/error/codes.h>
+};
+
+cdl_option CYGBLD_ISO_ERRNO_HEADER {
+    inferred_value 1 <cyg/error/errno.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_FILETYPES_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_STREAMS_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_FILEACCESS_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_FORMATTED_IO_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_CHAR_IO_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_DIRECT_IO_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDIO_ERROR_HEADER {
+    inferred_value 1 <cyg/libc/stdio/stdio.h>
+};
+
+cdl_option CYGBLD_ISO_STDLIB_STRCONV_HEADER {
+    inferred_value 1 <cyg/libc/stdlib/atox.inl>
+};
+
+cdl_option CYGBLD_ISO_STDLIB_ABS_HEADER {
+    inferred_value 1 <cyg/libc/stdlib/abs.inl>
+};
+
+cdl_option CYGBLD_ISO_STDLIB_DIV_HEADER {
+    inferred_value 1 <cyg/libc/stdlib/div.inl>
+};
+
+cdl_option CYGBLD_ISO_STRERROR_HEADER {
+    inferred_value 1 <cyg/error/strerror.h>
+};
+
+cdl_option CYGBLD_ISO_STRTOK_R_HEADER {
+    inferred_value 1 <cyg/libc/string/string.h>
+};
+
+cdl_option CYGBLD_ISO_STRING_LOCALE_FUNCS_HEADER {
+    inferred_value 1 <cyg/libc/string/string.h>
+};
+
+cdl_option CYGBLD_ISO_STRING_MEMFUNCS_HEADER {
+    inferred_value 1 <cyg/libc/string/string.h>
+};
+
+cdl_option CYGBLD_ISO_STRING_STRFUNCS_HEADER {
+    inferred_value 1 <cyg/libc/string/string.h>
+};
+
+cdl_option CYGBLD_ISO_C_TIME_TYPES_HEADER {
+    inferred_value 1 <cyg/libc/time/time.h>
+};
+
+cdl_option CYGBLD_ISO_C_CLOCK_FUNCS_HEADER {
+    inferred_value 1 <cyg/libc/time/time.h>
+};
+
+cdl_option CYGBLD_ISO_SIGNAL_NUMBERS_HEADER {
+    inferred_value 1 <cyg/libc/signals/signal.h>
+};
+
+cdl_option CYGBLD_ISO_SIGNAL_IMPL_HEADER {
+    inferred_value 1 <cyg/libc/signals/signal.h>
+};
+
+cdl_option CYGBLD_ISO_SETJMP_HEADER {
+    inferred_value 1 <cyg/libc/setjmp/setjmp.h>
+};
+
+